body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    transition: background-color 0.3s;
}

.color-picker-container {
    background: white;
    border-radius: 10px;
    padding: 80px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    width: 340px;
}

.color-wheel-container {
    position: relative;
    width: 300px;
    height: 300px;
    margin: 0 auto;
}

#colorWheel {
    border-radius: 50%;
    cursor: pointer;
}

.color-selector {
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid white;
    border-radius: 50%;
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
    pointer-events: none;
    transform: translate(-8px, -8px);
}

.brightness-slider {
    margin: 20px 0;
}

.brightness-slider input {
    width: 100%;
    height: 10px;
    -webkit-appearance: none;
    background: linear-gradient(to right, #000, #fff);
    border-radius: 5px;
    outline: none;
}

.brightness-slider input::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid #555;
    cursor: pointer;
}

.color-values {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.color-value {
    display: flex;
    flex-direction: column;
}

.color-value label {
    font-size: 12px;
    color: #666;
    margin-bottom: 5px;
}

.color-value input {
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    text-align: center;
}